NATO foreign ministers gathered in Brussels confirmed that Euro-Atlantic integration and NATO enlargement has consolidated peace, cooperation and stability in the whole of Europe. Collective defence based on shared values is indivisible, the joint statement stressed.

Foreign minister Urmas Paet said that NATO is a our security guarantee and solidarity among the Allies is strong. "In light of the current crisis, it is obvious that guaranteeing security is the shared obligation of the Allies, and threats are responded to jointly throughout the territory. The principle of collective defence has received definitive confirmation," Paet said, referring to NATO's decision to increase the number of aircraft in the Baltic Air Policing Mission.

Ceremonies were held celebrating the fifth anniversary of Albania and Croatia, the tenth anniversary of Estonia, Latvia, Lithuania, Slovenia, Slovakia, Romania and Bulgaria, and the fifteenth anniversary of the Czech Republic, Hungary and Poland joining the North Atlantic Treaty Organization.

In joining the Alliance, these countries demonstrated their commitment to freedom, security, and the values which are the cornerstone of Euro-Atlantic cooperation and through enlargement, NATO has become stronger, the statement said.

The foreign ministers also reaffirmed that NATO's door remains open to new members.